<fieldset style="border: 0; margin: 1em 0 0.5em 0; clear: both"><section style="border-bottom: 1px solid black; text-align: left"><section style="display: inline-block; box-sizing: border-box;padding: 0; margin-bottom: -1px; line-height: 1.1;border-bottom: 6px solid red" tn-page-editable="richtext0" editable-type="ed-type-rich-text" tn-not-editable-attr="backgroundColor" tn-rich-text-content>标题</section></section></fieldset>
